ESC_X             114 srclib/pcre/pcre.c -ESC_X,      0, -ESC_Z,    '[',   '\\',    ']',    '^',    '_',   /* X - _ */
ESC_X             142 srclib/pcre/pcre.c /*  E0 */  '\\',     0, -ESC_S,       0,      0,     0, -ESC_W, -ESC_X,
ESC_X            2441 srclib/pcre/pcre.c         else if (-c == ESC_X) c = 'X';   /* \X is literal X in a class */
ESC_X            2553 srclib/pcre/pcre.c             else if (d == -ESC_X) d = 'X'; else
ESC_X            4646 srclib/pcre/pcre.c     if (-c == ESC_X)
ESC_X            4800 srclib/pcre/pcre.c         else if (-c == ESC_X) c = 'X';
ESC_X            4882 srclib/pcre/pcre.c             else if (-d == ESC_X) d = 'X';    /* literal X in a class */